Swab



FIG. 1 is a perspective view of the swab;

FIG. 2 is a left side view of the swab of FIG. 1;

FIG. 3 is a front view of the swab of FIG. 1;

FIG. 4 is a right side view of the swab of FIG. 1;

FIG. 5 is a rear view of the swab of FIG. 1;

FIG. 6 is a top view of the swab of FIG. 1;

FIG. 7 is a bottom view of the swab of FIG. 1; and,

FIG. 8 is an exploded view of the swab of FIG. 1.

The broken lines show portions of the swab that form no part of the claimed design. 

CLAIM The ornamental design for a swab, as shown and described. 